KR101747471B1 - 높은 루멘 유지 및 수명 종료 적응을 위한 지식 기반 드라이버 장치 - Google Patents

높은 루멘 유지 및 수명 종료 적응을 위한 지식 기반 드라이버 장치 Download PDF

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Publication number
KR101747471B1
KR101747471B1 KR1020127012854A KR20127012854A KR101747471B1 KR 101747471 B1 KR101747471 B1 KR 101747471B1 KR 1020127012854 A KR1020127012854 A KR 1020127012854A KR 20127012854 A KR20127012854 A KR 20127012854A KR 101747471 B1 KR101747471 B1 KR 101747471B1
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KR
South Korea
Prior art keywords
light source
controller
value
voltage feedback
driver device
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KR1020127012854A
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English (en)
Korean (ko)
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KR20120098712A (ko
Inventor
브루스 리챠드 로버츠
디더 오롱젭
케빈 카 페인
Original Assignee
제너럴 일렉트릭 캄파니
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Publication of KR20120098712A publication Critical patent/KR20120098712A/ko
Application granted granted Critical
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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/58—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection of LEDs
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/10—Controlling the intensity of the light
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

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  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Control Of Electric Motors In General (AREA)
  • Power Conversion In General (AREA)
  • Electroluminescent Light Sources (AREA)
KR1020127012854A 2009-10-21 2010-09-28 높은 루멘 유지 및 수명 종료 적응을 위한 지식 기반 드라이버 장치 KR101747471B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/582,864 US8072163B2 (en) 2009-10-21 2009-10-21 Knowledge-based driver apparatus for high lumen maintenance and end-of-life adaptation
US12/582,864 2009-10-21
PCT/US2010/050472 WO2011049715A2 (en) 2009-10-21 2010-09-28 Knowledge-based driver apparatus for high lumen maintenance and end-of-life adaptation

Publications (2)

Publication Number Publication Date
KR20120098712A KR20120098712A (ko) 2012-09-05
KR101747471B1 true KR101747471B1 (ko) 2017-06-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020127012854A KR101747471B1 (ko) 2009-10-21 2010-09-28 높은 루멘 유지 및 수명 종료 적응을 위한 지식 기반 드라이버 장치

Country Status (7)

Country Link
US (1) US8072163B2 (ja)
EP (1) EP2491763B1 (ja)
JP (1) JP5814924B2 (ja)
KR (1) KR101747471B1 (ja)
CN (1) CN102598859B (ja)
TW (1) TWI531279B (ja)
WO (1) WO2011049715A2 (ja)

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DE102012006860A1 (de) 2012-04-03 2013-10-10 Tridonic Gmbh & Co. Kg Verfahren und Vorrichtung zum Regeln einer Beleuchtungsstärke
EP2663162B1 (en) * 2012-05-10 2017-01-11 Goodrich Lighting Systems GmbH LED flash light and method for indicating near-end-of-life status of such an LED flash light
US9414460B2 (en) * 2012-09-27 2016-08-09 Melexis Technologies Nv Methods and systems for controlling LEDs
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US20140191667A1 (en) * 2013-01-08 2014-07-10 Oldenburg Group Incorporated Light source controller
JP2015023083A (ja) * 2013-07-17 2015-02-02 パイオニア株式会社 光源装置、投影装置、制御方法及びプログラム
EP3036974B1 (en) * 2013-08-19 2017-02-22 Philips Lighting Holding B.V. Led driver, lighting system and driving method with prolonged lifetime of luminous output.
EP2925092B1 (en) * 2014-03-28 2018-11-07 Goodrich Lighting Systems GmbH Status indicating light unit and aircraft comprising the same
US9648705B2 (en) * 2015-01-15 2017-05-09 Heraeus Noblelight America Llc Intelligent lamp head assemblies, light sources including intelligent lamp head assemblies, and methods of operating the same
DE102015105914B3 (de) * 2015-04-17 2016-08-11 Siteco Beleuchtungstechnik Gmbh Verfahren und Vorrichtung zur Bestimmung einer Lebenserwartungs-Information eines LED-Moduls
US9536619B2 (en) * 2015-05-27 2017-01-03 Kabushiki Kaisha Toshiba Hybrid-HDD with improved data retention
US9954438B2 (en) 2015-10-09 2018-04-24 Infineon Technologies Ag Electronic controller with automatic adjustment to unknown input and load voltages
DE102015120551B4 (de) * 2015-11-26 2017-08-03 Siteco Beleuchtungstechnik Gmbh Vorrichtung und Verfahren zur Bestimmung einer Alterungs-Information eines LED-Moduls
TWI613932B (zh) * 2016-12-02 2018-02-01 財團法人工業技術研究院 驅動模組、及具有此驅動模組的光源系統
US10945324B2 (en) 2017-11-30 2021-03-09 Osram Gmbh External assessment device for a lighting system and method of assessing a lighting system
DE102018122649A1 (de) * 2018-09-17 2020-03-19 Infineon Technologies Ag Elektronische Schaltung mit einem Led-Modul
JP7307535B2 (ja) 2018-10-26 2023-07-12 シーシーエス株式会社 Ｏｌｅｄ駆動システム
US10820397B1 (en) * 2019-04-15 2020-10-27 Facebook Technologies, Llc Test architecture for light emitting diode arrays
NL2024577B1 (en) * 2019-12-24 2021-09-06 Eldolab Holding Bv LED end of life detection
DE102022129162A1 (de) 2022-11-04 2024-05-08 Ams-Osram International Gmbh Optoelektronisches modul und verfahren zum betrieb eines optoelektronischen moduls

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JP2004296841A (ja) * 2003-03-27 2004-10-21 Seiko Epson Corp 投射型表示装置、照明装置、及び表示装置用半導体光源の素子特性測定方法
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JP2009098433A (ja) * 2007-10-17 2009-05-07 Canon Inc 表示装置及びその駆動方法

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JP2004134147A (ja) * 2002-10-08 2004-04-30 Koito Mfg Co Ltd 点灯回路
JP2004296841A (ja) * 2003-03-27 2004-10-21 Seiko Epson Corp 投射型表示装置、照明装置、及び表示装置用半導体光源の素子特性測定方法
JP2007200891A (ja) * 2006-01-26 2007-08-09 Greatchip Technology Co Ltd 放電管用駆動回路およびその制御方法
JP2009098433A (ja) * 2007-10-17 2009-05-07 Canon Inc 表示装置及びその駆動方法

Also Published As

Publication number Publication date
KR20120098712A (ko) 2012-09-05
JP5814924B2 (ja) 2015-11-17
US20110089855A1 (en) 2011-04-21
WO2011049715A3 (en) 2011-06-09
US8072163B2 (en) 2011-12-06
WO2011049715A2 (en) 2011-04-28
CN102598859A (zh) 2012-07-18
CN102598859B (zh) 2014-11-05
EP2491763A2 (en) 2012-08-29
EP2491763B1 (en) 2018-06-27
TW201208482A (en) 2012-02-16
TWI531279B (zh) 2016-04-21
JP2013508916A (ja) 2013-03-07

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